Example usage for org.apache.commons.vfs2 FileObject getContent

Introduction

In this page you can find the example usage for org.apache.commons.vfs2 FileObject getContent.

Prototype

FileContent getContent() throws FileSystemException;

Source Link

Document

Returns this file's content.

Usage

From source file:org.datacleaner.cli.CliRunner.java

public void run() throws Throwable {
    final String configurationFilePath = _arguments.getConfigurationFile();
    final FileObject configurationFile = VFSUtils.getFileSystemManager().resolveFile(configurationFilePath);
    final InputStream inputStream = configurationFile.getContent().getInputStream();
    try {//from  w  ww .  j ava2  s . co m
        run(new JaxbConfigurationReader().create(inputStream));
    } finally {
        FileHelper.safeClose(inputStream);
    }
}

From source file:org.datacleaner.cli.CliRunner.java

protected void runJob(DataCleanerConfiguration configuration) throws Throwable {
    final JaxbJobReader jobReader = new JaxbJobReader(configuration);

    final String jobFilePath = _arguments.getJobFile();
    final FileObject jobFile = VFS.getManager().resolveFile(jobFilePath);
    final Map<String, String> variableOverrides = _arguments.getVariableOverrides();

    final InputStream inputStream = jobFile.getContent().getInputStream();

    final AnalysisJobBuilder analysisJobBuilder;
    try {//from w  w  w .  ja v  a 2  s.c  o m
        analysisJobBuilder = jobReader.create(inputStream, variableOverrides);
    } finally {
        FileHelper.safeClose(inputStream);
    }

    final AnalysisRunner runner = new AnalysisRunnerImpl(configuration, new CliProgressAnalysisListener());
    final AnalysisResultFuture resultFuture = runner.run(analysisJobBuilder.toAnalysisJob());

    resultFuture.await();

    if (resultFuture.isSuccessful()) {
        final CliOutputType outputType = _arguments.getOutputType();
        AnalysisResultWriter writer = outputType.createWriter();
        writer.write(resultFuture, configuration, _writerRef, _outputStreamRef);
    } else {
        write("ERROR!");
        write("------");

        List<Throwable> errors = resultFuture.getErrors();
        write(errors.size() + " error(s) occurred while executing the job:");

        for (Throwable throwable : errors) {
            write("------");
            StringWriter stringWriter = new StringWriter();
            throwable.printStackTrace(new PrintWriter(stringWriter));
            write(stringWriter.toString());
        }

        throw errors.get(0);
    }
}

From source file:org.datacleaner.configuration.JaxbConfigurationReader.java

public DataCleanerConfiguration create(FileObject file) {
    InputStream inputStream = null;
    try {/*from ww  w.ja va  2 s  .co  m*/
        inputStream = file.getContent().getInputStream();
        return create(inputStream);
    } catch (FileSystemException e) {
        throw new IllegalArgumentException(e);
    } finally {
        FileHelper.safeClose(inputStream);
    }
}

From source file:org.datacleaner.job.JaxbJobReader.java

public AnalysisJobMetadata readMetadata(FileObject file) {
    InputStream inputStream = null;
    try {/*from w ww. j  a  va 2 s. co m*/
        inputStream = file.getContent().getInputStream();
        return readMetadata(inputStream);
    } catch (FileSystemException e) {
        throw new IllegalArgumentException(e);
    } finally {
        FileHelper.safeClose(inputStream);
    }
}

From source file:org.datacleaner.job.JaxbJobReader.java

public AnalysisJobBuilder create(FileObject file) {
    InputStream inputStream = null;
    try {/*from w  w  w  .  ja  v  a2s .c om*/
        inputStream = file.getContent().getInputStream();
        return create(inputStream);
    } catch (FileSystemException e) {
        throw new IllegalArgumentException(e);
    } finally {
        FileHelper.safeClose(inputStream);
    }
}

From source file:org.datacleaner.user.DataCleanerHome.java

private static FileObject copyIfNonExisting(FileObject candidate, FileSystemManager manager, String filename)
        throws FileSystemException {
    FileObject file = candidate.resolveFile(filename);
    if (file.exists()) {
        logger.info("File already exists in DATACLEANER_HOME: " + filename);
        return file;
    }//w  w  w  . jav  a2s  .co  m
    FileObject parentFile = file.getParent();
    if (!parentFile.exists()) {
        parentFile.createFolder();
    }

    final ResourceManager resourceManager = ResourceManager.get();
    final URL url = resourceManager.getUrl("datacleaner-home/" + filename);
    if (url == null) {
        return null;
    }

    InputStream in = null;
    OutputStream out = null;
    try {
        in = url.openStream();
        out = file.getContent().getOutputStream();

        FileHelper.copy(in, out);
    } catch (IOException e) {
        throw new IllegalArgumentException(e);
    } finally {
        FileHelper.safeClose(in, out);
    }

    return file;
}

From source file:org.datacleaner.user.upgrade.DataCleanerHomeUpgrader.java

private static FileObject overwriteFileWithDefaults(FileObject targetDirectory, String targetFilename)
        throws FileSystemException {
    FileObject file = targetDirectory.resolveFile(targetFilename);
    FileObject parentFile = file.getParent();
    if (!parentFile.exists()) {
        parentFile.createFolder();/*from   ww w  .  ja  v  a  2  s  .com*/
    }

    final ResourceManager resourceManager = ResourceManager.get();
    final URL url = resourceManager.getUrl("datacleaner-home/" + targetFilename);
    if (url == null) {
        return null;
    }

    InputStream in = null;
    OutputStream out = null;
    try {
        in = url.openStream();
        out = file.getContent().getOutputStream();

        FileHelper.copy(in, out);
    } catch (IOException e) {
        throw new IllegalArgumentException(e);
    } finally {
        FileHelper.safeClose(in, out);
    }

    return file;
}

From source file:org.datacleaner.user.UserPreferencesImpl.java

/**
 * Loads a user preferences file and initializes a
 * {@link UserPreferencesImpl} object using it.
 * //from  ww  w.  ja v  a  2  s .  c  o m
 * @param userPreferencesFile
 * @param loadDatabaseDrivers
 * @return
 */
public static UserPreferences load(final FileObject userPreferencesFile, final boolean loadDatabaseDrivers) {
    try {
        if (userPreferencesFile == null || !userPreferencesFile.exists()) {
            logger.info("User preferences file does not exist");
            return new UserPreferencesImpl(userPreferencesFile);
        }
    } catch (FileSystemException e1) {
        logger.debug("Could not determine if file exists: {}", userPreferencesFile);
    }

    ChangeAwareObjectInputStream inputStream = null;
    try {
        inputStream = new ChangeAwareObjectInputStream(userPreferencesFile.getContent().getInputStream());
        inputStream.addRenamedClass("org.datacleaner.user.UserPreferences", UserPreferencesImpl.class);
        UserPreferencesImpl result = (UserPreferencesImpl) inputStream.readObject();

        if (loadDatabaseDrivers) {
            List<UserDatabaseDriver> installedDatabaseDrivers = result.getDatabaseDrivers();
            for (UserDatabaseDriver userDatabaseDriver : installedDatabaseDrivers) {
                try {
                    userDatabaseDriver.loadDriver();
                } catch (IllegalStateException e) {
                    logger.error("Could not load database driver", e);
                }
            }
        }

        result._userPreferencesFile = userPreferencesFile;
        result.refreshProxySettings();
        return result;
    } catch (InvalidClassException e) {
        logger.warn("User preferences file version does not match application version: {}", e.getMessage());
        return new UserPreferencesImpl(userPreferencesFile);
    } catch (Exception e) {
        logger.warn("Could not read user preferences file", e);
        return new UserPreferencesImpl(userPreferencesFile);
    } finally {
        FileHelper.safeClose(inputStream);
    }
}

From source file:org.datacleaner.util.VFSUtilsTest.java

public void test2HttpAccess() throws Exception {
    // first check if we have a connection
    try {//from www . j  av a 2 s .  c  o m
        InetAddress.getByName("eobjects.org");
    } catch (UnknownHostException e) {
        System.err.println("Skipping test " + getClass().getSimpleName() + "." + getName()
                + " since we don't seem to be able to reach eobjects.org");
        e.printStackTrace();
        return;
    }

    FileObject file = VFSUtils.getFileSystemManager().resolveFile("http://eobjects.org");
    try (InputStream in = file.getContent().getInputStream()) {
        BufferedReader reader = new BufferedReader(new InputStreamReader(in));
        String readLine = reader.readLine();
        assertNotNull(readLine);
    }
}

From source file:org.efaps.db.store.VFSStoreResource.java

/**
 * The method writes the context (from the input stream) to a temporary file
 * (same file URL, but with extension {@link #EXTENSION_TEMP}).
 *
 * @param _in   input stream defined the content of the file
 * @param _size length of the content (or negative meaning that the length
 *              is not known; then the content gets the length of readable
 *              bytes from the input stream)
 * @param _fileName name of the file//from   www.j  av a 2 s .  c o m
 * @return size of the created temporary file object
 * @throws EFapsException on error
 */
@Override
public long write(final InputStream _in, final long _size, final String _fileName) throws EFapsException {
    try {
        long size = _size;
        final FileObject tmpFile = this.manager.resolveFile(this.manager.getBaseFile(),
                this.storeFileName + VFSStoreResource.EXTENSION_TEMP);
        if (!tmpFile.exists()) {
            tmpFile.createFile();
        }
        final FileContent content = tmpFile.getContent();
        OutputStream out = content.getOutputStream(false);
        if (getCompress().equals(Compress.GZIP)) {
            out = new GZIPOutputStream(out);
        } else if (getCompress().equals(Compress.ZIP)) {
            out = new ZipOutputStream(out);
        }

        // if size is unkown!
        if (_size < 0) {
            int length = 1;
            size = 0;
            while (length > 0) {
                length = _in.read(this.buffer);
                if (length > 0) {
                    out.write(this.buffer, 0, length);
                    size += length;
                }
            }
        } else {
            Long length = _size;
            while (length > 0) {
                final int readLength = length.intValue() < this.buffer.length ? length.intValue()
                        : this.buffer.length;
                _in.read(this.buffer, 0, readLength);
                out.write(this.buffer, 0, readLength);
                length -= readLength;
            }
        }
        if (getCompress().equals(Compress.GZIP) || getCompress().equals(Compress.ZIP)) {
            out.close();
        }
        tmpFile.close();
        setFileInfo(_fileName, size);
        return size;
    } catch (final IOException e) {
        VFSStoreResource.LOG.error("write of content failed", e);
        throw new EFapsException(VFSStoreResource.class, "write.IOException", e);
    }

}